Chang-Jiang BD50QT: history, specs, pictures

From CycleChaos
Jump to navigation Jump to search


Chang-Jiang BD50QT
Manufacturer
Also called BD 50QT-5D 150, BD 50QT-5D 125, BD50QT-9 125, BD50QT-9 150, BD 50QT-5A, BD 50QT-4A, BD 50QT-5, BD 50QT-4
Production 2007
Engine
single cylinder, four-stroke
Bore / Stroke 39.0mm x 41.5mm
Top Speed 28 mph (45 km/h)
Horsepower 3.22 HP (2.4 KW) @ 7000RPM
Ignition cdi
Transmission Final Drive: belt
Clutch: centrifugal
Brakes Front: single disc. hand operation, disc
Rear: expanding brake (drum brake). hand operation, drum
Front Tire 3.00-10
Rear Tire 3.00-10
Wheelbase 47.24 inches (1200 mm)
Length 66.38 inches (1686 mm)
Width 25.67 inches (652 mm)
Height 43.07 inches (1094 mm)
Weight 176.37 pounds (80.0 Kg) (dry),
Fuel Capacity 1.06 Gallon (4.00 Liters)
Fuel Consumption 1.90 liters/100 km (52.6 km/l or 123.80 mpg)
Manuals Service Manual


The Chang-Jiang BD 50QT-4 was a single cylinder, four-stroke standard produced by Chang-Jiang in 2007. It could reach a top speed of 28 mph (45 km/h). Claimed horsepower was 3.22 HP (2.4 KW) @ 7000 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, four-stroke. A 39.0mm bore x 41.5mm stroke result in a displacement of just 139.0 cubic centimeters.

Drive[edit | edit source]

Power was moderated via the centrifugal.

Chassis[edit | edit source]

It came with a 3.00-10 front tire and a 3.00-10 rear tire. Stopping was achieved via single disc. hand operation, disc in the front and a expanding brake (drum brake). hand operation, drum in the rear. The BD 50QT-4 was fitted with a 1.06 Gallon (4.00 Liters) fuel tank. The bike weighed just 176.37 pounds (80.0 Kg). The wheelbase was 47.24 inches (1200 mm) long.